The efficient ZKTeco US-C3-400-PRO Four-Door 1-way Controller, Proximity Access Control Panel stores 30,000 cards and 100,000 events. It is has versatile design features to take care of present and future needs with ease and efficiency. It is one of the most rugged and reliable door controllers on the market, with a multitude of built-in features. 

Feature-rich: Integrates with video management systems and elevator controllers

Scalability: Scale up to 2,000 panels (for up to 8,000 doors)

Choice of Readers: Card or Fob / Keypad / Biometric / Waterproof 

SPECIFICATIONS
Capacity: Users: 30,000, Events: 100,000
Number of Readers Supported: 12 (8 RS-485 and 4 Wiegand)
Types of Readers Supported: 26-bit Wiegand, Others upon request
Communication: TCP/IP
Number of Inputs: 12 (4 Exit Button, 4 Door Status, 4 Aux)
Number of Outputs: 8 (4 Form C relays for lock and 4 Form C relay for Aux output)
Recommended Power: 12V DC, 1.5V

Reader Ports: 4 (26-66 bits Wiegand)
Communication: TCP/IP, RS485
Input Ports: 12 (4-exit buttons, 4-door sensors,4-Aux Inputs)
Output Ports: 8 (4 FORM-C Relay Output for lock
4 Aux FORM-C Relay Output)
Weight: 3 lbs.

Product Dimensions: 6.3 × 4.17 inches 
Shipping Box Size: 10″ x 7″ x 3″ "

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